** Shares of Tata Chemicals TTCH.NS down 9.5% at 1,191
rupees, following 36% rally last week after Spark Capital note
on potential IPO of Tata Sons
** Spark Capital said only realistic way to get exposure to
potential value unlocking of Tata Sons stake is via TTCH
** TTCH's 3% stake in the group could be worth ~80% of
TTCH's market cap
** However, media reports say Tata Sons' listing looks
unlikely in foreseeable future
** Reports had pegged IPO size to likely be ~550 bln rupees
($6.65 bln)
** Other cos such as Tata Motors TAMO.NS , Tata Power
TTPW.NS and Indian Hotels IHTL.NS with ownership in Tata
Sons decline between 1% and 3%
($1 = 82.6850 Indian rupees)
(Reporting by Rama Venkat in Bengaluru)
((ramavenkat.raman@thomsonreuters.com; https://twitter.com/ramavenkat0607;))